Just got an email from TFL advising me there may be no Jubilee line service next Wednesday due to some strike or other. This appears to have come totally out of the blue - as a passenger, so no point in telling me it what posted ages ago on some obscure union website! 
Any ideas what it's all about? If it goes ahead it'll be a right pain.
Any ideas what it's all about? If it goes ahead it'll be a right pain.